Commit fece9826 authored by Eric W. Biederman's avatar Eric W. Biederman
Browse files

posix-cpu-timers: Replace cpu_timer_pid_type with clock_pid_type 



Taking a clock and returning a pid_type is a more general and
a superset of taking a timer and returning a pid_type.

Perform this generalization so that future changes may use
this code on clocks as well as timers.

Signed-off-by: default avatar"Eric W. Biederman" <ebiederm@xmission.com>
parent 9bf7c324

kernel/time/posix-cpu-timers.c

+4 −4
Original line number Diff line number Diff line
@@ -113,14 +113,14 @@ static inline int validate_clock_permissions(const clockid_t clock) 
	return ret;

}



static inline enum pid_type cpu_timer_pid_type(struct k_itimer *timer)

static inline enum pid_type clock_pid_type(const clockid_t clock)

{

	return CPUCLOCK_PERTHREAD(timer->it_clock) ? PIDTYPE_PID : PIDTYPE_TGID;

	return CPUCLOCK_PERTHREAD(clock) ? PIDTYPE_PID : PIDTYPE_TGID;

}



static inline struct task_struct *cpu_timer_task_rcu(struct k_itimer *timer)

{

	return pid_task(timer->it.cpu.pid, cpu_timer_pid_type(timer));

	return pid_task(timer->it.cpu.pid, clock_pid_type(timer->it_clock));

}



/*
@@ -403,7 +403,7 @@ static int posix_cpu_timer_create(struct k_itimer *new_timer) 


	new_timer->kclock = &clock_posix_cpu;

	timerqueue_init(&new_timer->it.cpu.node);

	new_timer->it.cpu.pid = get_task_pid(p, cpu_timer_pid_type(new_timer));

	new_timer->it.cpu.pid = get_task_pid(p, clock_pid_type(new_timer->it_clock));

	rcu_read_unlock();

	return 0;

}